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时间:2011-04-11 09:23来源:蓝天飞行翻译 作者:航空
曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

Open these circuit breakers and attach DO-NOT-CLOSE tags:
 1) P414 Power Distribution Center - Left

 a) 414L3 LANDING LT LEFT INBD
 b) 414L2 LANDING LT RIGHT INBD

 2)  P415 Power Distribution Center - Right a) 415L31 LANDING LT LEFT OUTBD b) 415L32 LANDING LT RIGHT OUTBD
Do these steps to replace the transformer: 1) Identify the transformer (2) to be replaced. 2) Disconnect the electrical connector (4) from the
 transformer (2). 3) Disconnect the wires (3) from the transformer (2). 4) Remove the transformer mounting screws (1). 5) Remove the transformer (2). 6) Clean the surface of the transformer and the wing
 (Ref 20-11-14/701). 7) Put the transformer (2) in its position and install the
 mounting screws (1). 8) Connect the electrical wires (3) to the transformer (2). 9) Connect the electrical connector (4).Remove the DO-NOT-CLOSE tags and close these circuit breakers: 1) P414 Power Distribution Center - Left
 a) 414L3 LANDING LT LEFT INBD
 b) 414L2 LANDING LT RIGHT INBD

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747-400 MAINTENANCE MANUAL
 2)  P415 Power Distribution Center - Right a) 415L31 LANDING LT LEFT OUTBD b) 415L32 LANDING LT RIGHT OUTBD
 (h)  Do a test of the replacement transformer: 1) Supply electrical power (Ref 24-22-00/201). 2) Put the applicable LANDING switch on the P5 panel to ON. 3) Make sure the landing light is on. 4) Put the LANDING switch on the P5 panel to OFF.
 F.  Put the airplane back to its usual condition
 S 412-068
 (1)  Close the access door.
 S 092-069
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
_______ LE FLAP SAFETY LOCKS. THE LE FLAPS CAN MOVE QUICKLY IF YOU DO NOT DO THE STEPS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Do this task: "Safety Lock Removal and Leading Edge Flap Activation" (Ref 27-81-00/201).

 S 862-085

 (3)
Do this task: "Leading Edge Flap Retraction" (Ref 27-81-00/201).

 (4)
Remove the DO-NOT-OPERATE tag from the flap control lever.

 S 862-070

 (5)  
Remove electrical power if it is not necessary
 (Ref 24-22-00/201).

 

 S 862-086
 TASK 33-42-02-352-107
 5.  Landing Light Lens - Temporary Repair (Fig. 206)
_____________________________________
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MAINTENANCE MANUAL


INBOARD LANDING LIGHT

LANDING LIGHTS
(LEFT SIDE SHOWN, RIGHT SIDE OPPOSITE)


Landing Light Lens Temporary Repair
Figure 206

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MAINTENANCE MANUAL

 A. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
AMM 27-81-00/201, Leading Edge Flap System

 (3)  
AMM 51-31-01/201, Seals and Sealing


 B. Equipment
 (1)  A Small Sheet Of Mylar
 C. Access
 (1)  Location Zone
 511 Leading Edge to Front Spar, Left
 611 Leading Edge to Front Spar, Right

 D. Procedure
 S 862-117
 (1)  Prepare for the temporary repair of the landing light lens:
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE
_______ AND TE FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. WITH HYDRAULIC POWER REMOVED, THE FLAPS WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE FLAP CONTROL LEVER. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 
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